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Commit 8a58b45

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Merge pull request #1 from codej99/feature/messagesource
SpringBoot2로 Rest api 만들기(7) – MessageSource를 이용한 Exception 처리
2 parents ffd8fe1 + ffd8e82 commit 8a58b45

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7 files changed

+45
-39
lines changed

7 files changed

+45
-39
lines changed

‎src/main/java/com/rest/api/advice/ExceptionAdvice.java

Lines changed: 4 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -24,19 +24,22 @@ public class ExceptionAdvice {
2424
@ExceptionHandler(Exception.class)
2525
@ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
2626
protected CommonResult defaultException(HttpServletRequest request, Exception e) {
27+
// 예외 처리의 메시지를 MessageSource에서 가져오도록 수정
2728
return responseService.getFailResult(Integer.valueOf(getMessage("unKnown.code")), getMessage("unKnown.msg"));
2829
}
2930

3031
@ExceptionHandler(CUserNotFoundException.class)
3132
@ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
3233
protected CommonResult userNotFoundException(HttpServletRequest request, CUserNotFoundException e) {
34+
// 예외 처리의 메시지를 MessageSource에서 가져오도록 수정
3335
return responseService.getFailResult(Integer.valueOf(getMessage("userNotFound.code")), getMessage("userNotFound.msg"));
3436
}
3537

38+
// code정보에 해당하는 메시지를 조회합니다.
3639
private String getMessage(String code) {
3740
return getMessage(code, null);
3841
}
39-
42+
// code정보, 추가 argument로 현재 locale에 맞는 메시지를 조회합니다.
4043
private String getMessage(String code, Object[] args) {
4144
return messageSource.getMessage(code, args, LocaleContextHolder.getLocale());
4245
}

‎src/main/java/com/rest/api/config/MessageConfiguration.java

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -28,7 +28,7 @@ public LocaleResolver localeResolver() {
2828
}
2929

3030
@Bean // 지역설정을 변경하는 인터셉터. 요청시 파라미터에 lang 정보를 지정하면 언어가 변경됨.
31-
private LocaleChangeInterceptor localeChangeInterceptor() {
31+
public LocaleChangeInterceptor localeChangeInterceptor() {
3232
LocaleChangeInterceptor lci = new LocaleChangeInterceptor();
3333
lci.setParamName("lang");
3434
return lci;

‎src/main/java/com/rest/api/controller/v1/UserController.java

Lines changed: 23 additions & 20 deletions
Original file line numberDiff line numberDiff line change
@@ -30,42 +30,45 @@ public ListResult<User> findAllUser() {
3030
}
3131

3232
@ApiOperation(value = "회원 단건 조회", notes = "userId로 회원을 조회한다")
33-
@GetMapping(value = "/user/{userId}")
34-
public SingleResult<User> findUserById(@ApiParam(value = "회원ID", required = true) @PathVariable intuserId,
35-
@ApiParam(value = "언어", defaultValue = "ko") @RequestParam String lang) {
36-
// 결과데이터가 단일건인경우 getSingleResult를 이용해서 결과를 출력한다.
37-
return responseService.getSingleResult(userJpaRepo.findById(userId).orElseThrow(CUserNotFoundException::new));
33+
@GetMapping(value = "/user/{msrl}")
34+
public SingleResult<User> findUserById(@ApiParam(value = "회원ID", required = true) @PathVariable longmsrl,
35+
@ApiParam(value = "언어", defaultValue = "ko") @RequestParam String lang) {
36+
// 결과데이터가 단일건인경우 getBasicResult를 이용해서 결과를 출력한다.
37+
return responseService.getSingleResult(userJpaRepo.findById(msrl).orElseThrow(CUserNotFoundException::new));
3838
}
3939

4040
@ApiOperation(value = "회원 입력", notes = "회원을 입력한다")
4141
@PostMapping(value = "/user")
42-
public SingleResult<User> save(@ApiParam(value = "회원이름", required = true) @RequestParam String name,
43-
@ApiParam(value = "회원이메일", required = true) @RequestParam String email) {
44-
User user = new User();
45-
user.setName(name);
46-
user.setEmail(email);
42+
public SingleResult<User> save(@ApiParam(value = "회원아이디", required = true) @RequestParam String uid,
43+
@ApiParam(value = "회원이름", required = true) @RequestParam String name) {
44+
User user = User.builder()
45+
.uid(uid)
46+
.name(name)
47+
.build();
4748
return responseService.getSingleResult(userJpaRepo.save(user));
4849
}
4950

5051
@ApiOperation(value = "회원 수정", notes = "회원정보를 수정한다")
5152
@PutMapping(value = "/user")
5253
public SingleResult<User> modify(
53-
@ApiParam(value = "회원ID", required = true) @RequestParam int userId,
54-
@ApiParam(value = "회원이름", required = true) @RequestParam String name,
55-
@ApiParam(value = "회원이메일", required = true) @RequestParam String email) {
56-
User user = new User();
57-
user.setId(userId);
58-
user.setName(name);
59-
user.setEmail(email);
54+
@ApiParam(value = "회원번호", required = true) @RequestParam long msrl,
55+
@ApiParam(value = "회원아이디", required = true) @RequestParam String uid,
56+
@ApiParam(value = "회원이름", required = true) @RequestParam String name) {
57+
User user = User.builder()
58+
.msrl(msrl)
59+
.uid(uid)
60+
.name(name)
61+
.build();
6062
return responseService.getSingleResult(userJpaRepo.save(user));
6163
}
6264

6365
@ApiOperation(value = "회원 삭제", notes = "userId로 회원정보를 삭제한다")
64-
@DeleteMapping(value = "/user/{userId}")
66+
@DeleteMapping(value = "/user/{msrl}")
6567
public CommonResult delete(
66-
@ApiParam(value = "회원ID", required = true) @PathVariable intuserId) {
67-
userJpaRepo.deleteById(userId);
68+
@ApiParam(value = "회원번호", required = true) @PathVariable longmsrl) {
69+
userJpaRepo.deleteById(msrl);
6870
// 성공 결과 정보만 필요한경우 getSuccessResult()를 이용하여 결과를 출력한다.
6971
return responseService.getSuccessResult();
7072
}
7173
}
74+
Lines changed: 14 additions & 13 deletions
Original file line numberDiff line numberDiff line change
@@ -1,21 +1,22 @@
11
package com.rest.api.entity;
22

3-
import lombok.Getter;
4-
import lombok.Setter;
3+
import lombok.*;
54

6-
import javax.persistence.Entity;
7-
import javax.persistence.GeneratedValue;
8-
import javax.persistence.GenerationType;
9-
import javax.persistence.Id;
5+
import javax.persistence.*;
106

11-
@Entity
12-
@Getter
13-
@Setter
14-
//@Table(name = "user")
7+
@Builder // builder를 사용할수 있게 합니다.
8+
@Entity // jpa entity임을 알립니다.
9+
@Getter // user 필드값의 getter를 자동으로 생성합니다.
10+
@NoArgsConstructor // 인자없는 생성자를 자동으로 생성합니다.
11+
@AllArgsConstructor // 인자를 모두 갖춘 생성자를 자동으로 생성합니다.
12+
@Table(name = "user") // 'user' 테이블과 매핑됨을 명시
1513
public class User {
16-
@Id // pk
14+
@Id // primaryKey임을 알립니다.
1715
@GeneratedValue(strategy = GenerationType.IDENTITY)
18-
private int id;
16+
// pk생성전략을 DB에 위임한다는 의미입니다. mysql로 보면 pk 필드를 auto_increment로 설정해 놓은 경우로 보면 됩니다.
17+
private long msrl;
18+
@Column(nullable = false, unique = true, length = 30) // uid column을 명시합니다. 필수이고 유니크한 필드이며 길이는 30입니다.
19+
private String uid;
20+
@Column(nullable = false, length = 100) // name column을 명시합니다. 필수이고 길이는 100입니다.
1921
private String name;
20-
private String email;
2122
}

‎src/main/java/com/rest/api/repo/UserJpaRepo.java

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -3,5 +3,5 @@
33
import com.rest.api.entity.User;
44
import org.springframework.data.jpa.repository.JpaRepository;
55

6-
public interface UserJpaRepo extends JpaRepository<User, Integer> {
6+
public interface UserJpaRepo extends JpaRepository<User, Long> {
77
}

‎src/main/java/com/rest/api/service/ResponseService.java

Lines changed: 1 addition & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -12,8 +12,7 @@ public class ResponseService {
1212

1313
// enum으로 api 요청 결과에 대한 code, message를 정의합니다.
1414
public enum CommonResponse {
15-
SUCCESS(0, "성공하였습니디."),
16-
FAIL(-1, "실패하였습니다.");
15+
SUCCESS(0, "성공하였습니디.");
1716

1817
int code;
1918
String msg;

‎src/main/resources/application.yml

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@ spring:
88
username: sa
99
jpa:
1010
database-platform: org.hibernate.dialect.H2Dialect
11-
#properties.hibernate.hbm2ddl.auto: none
11+
properties.hibernate.hbm2ddl.auto: update
1212
showSql: true
1313
messages:
1414
basename: i18n/exception

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